Core Insights - The John Hancock Dimensional Mid Cap Index targets U.S. operating companies ranked from the 200th to the 951st largest by market cap at reconstitution [1] - The index employs a systematic weighting methodology that favors smaller companies, lower relative price (typically lower P/B), and higher profitability [1] - A single-issuer cap of 4% is enforced at each reconstitution, with the index reconstituting and rebalancing semiannually [1] Portfolio Construction Methodology - The index is drawn from a free-float-adjusted universe of NYSE, NYSE American, and NASDAQ Global Market listings [1] - Constituents are weighted by free-float market cap, with adjustments applied sector-by-sector [1] - Real Estate Investment Trusts (REITs) are treated separately and generally receive reduced weights [1]